<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>文件上传</title>
</head>
<body>
<form enctype="multipart/form-data" method="post" action="/upload/file">
    <input type="file" name="uploadname" />
    <input type="submit" />
</form>
</body>
</html>